20152437120

素因数分解:

$2^7\times 3^5\times 5^1\times {\mathrm{129581}}^1$

素因数の和:129615

約数の個数: 192

約数和(自身を含む): 72166807440

約数和(自身を除く): 52014370320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 243, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 540, 576, 640, 648, 720, 810, 864, 960, 972, 1080, 1152, 1215, 1296, 1440, 1620, 1728, 1920, 1944, 2160, 2430, 2592, 2880, 3240, 3456, 3888, 4320, 4860, 5184, 5760, 6480, 7776, 8640, 9720, 10368, 12960, 15552, 17280, 19440, 25920, 31104, 38880, 51840, 77760, 129581, 155520, 259162, 388743, 518324, 647905, 777486, 1036648, 1166229, 1295810, 1554972, 1943715, 2073296, 2332458, 2591620, 3109944, 3498687, 3887430, 4146592, 4664916, 5183240, 5831145, 6219888, 6997374, 7774860, 8293184, 9329832, 10366480, 10496061, 11662290, 12439776, 13994748, 15549720, 16586368, 17493435, 18659664, 20732960, 20992122, 23324580, 24879552, 27989496, 31099440, 31488183, 34986870, 37319328, 41465920, 41984244, 46649160, 49759104, 52480305, 55978992, 62198880, 62976366, 69973740, 74638656, 82931840, 83968488, 93298320, 104960610, 111957984, 124397760, 125952732, 139947480, 149277312, 157440915, 167936976, 186596640, 209921220, 223915968, 248795520, 251905464, 279894960, 314881830, 335873952, 373193280, 419842440, 447831936, 503810928, 559789920, 629763660, 671747904, 746386560, 839684880, 1007621856, 1119579840, 1259527320, 1343495808, 1679369760, 2015243712, 2239159680, 2519054640, 3358739520, 4030487424, 5038109280, 6717479040, 10076218560, 20152437120]

約数ペア:

[(1, 20152437120), (2, 10076218560), (3, 6717479040), (4, 5038109280), (5, 4030487424), (6, 3358739520), (8, 2519054640), (9, 2239159680), (10, 2015243712), (12, 1679369760), (15, 1343495808), (16, 1259527320), (18, 1119579840), (20, 1007621856), (24, 839684880), (27, 746386560), (30, 671747904), (32, 629763660), (36, 559789920), (40, 503810928), (45, 447831936), (48, 419842440), (54, 373193280), (60, 335873952), (64, 314881830), (72, 279894960), (80, 251905464), (81, 248795520), (90, 223915968), (96, 209921220), (108, 186596640), (120, 167936976), (128, 157440915), (135, 149277312), (144, 139947480), (160, 125952732), (162, 124397760), (180, 111957984), (192, 104960610), (216, 93298320), (240, 83968488), (243, 82931840), (270, 74638656), (288, 69973740), (320, 62976366), (324, 62198880), (360, 55978992), (384, 52480305), (405, 49759104), (432, 46649160), (480, 41984244), (486, 41465920), (540, 37319328), (576, 34986870), (640, 31488183), (648, 31099440), (720, 27989496), (810, 24879552), (864, 23324580), (960, 20992122), (972, 20732960), (1080, 18659664), (1152, 17493435), (1215, 16586368), (1296, 15549720), (1440, 13994748), (1620, 12439776), (1728, 11662290), (1920, 10496061), (1944, 10366480), (2160, 9329832), (2430, 8293184), (2592, 7774860), (2880, 6997374), (3240, 6219888), (3456, 5831145), (3888, 5183240), (4320, 4664916), (4860, 4146592), (5184, 3887430), (5760, 3498687), (6480, 3109944), (7776, 2591620), (8640, 2332458), (9720, 2073296), (10368, 1943715), (12960, 1554972), (15552, 1295810), (17280, 1166229), (19440, 1036648), (25920, 777486), (31104, 647905), (38880, 518324), (51840, 388743), (77760, 259162), (129581, 155520)]